Books about Spy stories (sorted by popularity)
- Whoso Findeth a Wife William Le Queux 57 downloads
- A Rogue by Compulsion: An Affair of the Secret Service Victor Bridges 55 downloads
- The Eagle's eye Courtney Ryley Cooper and William J. Flynn 55 downloads
- A Boy Scout's Courage Edward Howard Griggs 54 downloads
- Shot With Crimson George Barr McCutcheon 53 downloads
- The Boy Scout Aviators George Durston 53 downloads
- The Double Spy Dan T. Moore 53 downloads
- Bernard Treves's Boots: A Novel of the Secret Service Laurence Clarke 53 downloads
- The Boy Spies of Philadelphia James Otis 52 downloads
- A Diplomatic Woman Huan Mee 47 downloads
- Her Royal Highness: A Romance of the Chancelleries of Europe William Le Queux 47 downloads
- The Dare Boys of 1776 Stephen Angus Douglas Cox 46 downloads
- The Crimson Patch Augusta Huiell Seaman 43 downloads
- The New Forest Spy George Manville Fenn 42 downloads
- The Lost Ambassador; Or, The Search For The Missing Delora E. Phillips Oppenheim 41 downloads
- Keisarin kynttilänjalat (Finnish) Baroness Emmuska Orczy Orczy 39 downloads